# Linux or macOS
curl https://sh.rustup.rs -sSf | sh
# update and uninstall
rustup update
rustup self uninstall
# rust version
# rustc x.y.z (abcabcabc yyyy-mm-dd)
rustc --version
# doc
rustup doc# cargo verison
cargo --version
# help information
# create a new cargo package at <path>
cargo new --help
cargo build
# building for release
cargo build --release
cargo run
cargo check